title: Chagas' disease in the Amazon basin: speculations on transmission per os.
mesh_terms: D000818:Animals; D001938:Brazil; D014355:Chagas Disease / Q000235:genetics / Q000635:transmission*; D005506:Food Contamination; D006798:Housing; D006801:Humans; D007303:Insect Vectors; D051379:Mice; D014349:Trypanosoma cruzi